From 7129935ed298cff1f0eef1bad8e938615cabc076 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 17 Sep 2013 02:00:15 +0200 Subject: [PATCH] avcodec/mjpegdec: Fix ljpeg RCT Signed-off-by: Michael Niedermayer --- libavcodec/mjpegdec.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index fcf7ec1806..12b75c45c6 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -357,7 +357,7 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s) switch (pix_fmt_id) { case 0x11111100: if (s->rgb) - s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_BGR24 : AV_PIX_FMT_BGR48; + s->avctx->pix_fmt = s->bits <= 9 ? AV_PIX_FMT_BGR24 : AV_PIX_FMT_BGR48; else { if (s->component_id[0] == 'Q' && s->component_id[1] == 'F' && s->component_id[2] == 'A') { s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_GBRP : AV_PIX_FMT_GBRP16; @@ -371,7 +371,7 @@ int ff_mjpeg_decode_sof(MJpegDecodeContext *s) break; case 0x11111111: if (s->rgb) - s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_ABGR : AV_PIX_FMT_RGBA64; + s->avctx->pix_fmt = s->bits <= 9 ? AV_PIX_FMT_ABGR : AV_PIX_FMT_RGBA64; else { s->avctx->pix_fmt = s->bits <= 8 ? AV_PIX_FMT_YUVA444P : AV_PIX_FMT_YUVA444P16; s->avctx->color_range = s->cs_itu601 ? AVCOL_RANGE_MPEG : AVCOL_RANGE_JPEG; @@ -872,6 +872,8 @@ static int ljpeg_decode_rgb_scan(MJpegDecodeContext *s, int nb_components, int p for(mb_x = 0; mb_x < s->mb_width; mb_x++) { ptr[4*mb_x+3-c] = buffer[mb_x][i]; } + } else if(s->bits == 9) { + return AVERROR_PATCHWELCOME; } else { for(mb_x = 0; mb_x < s->mb_width; mb_x++) { ((uint16_t*)ptr)[4*mb_x+c] = buffer[mb_x][i]; @@ -897,6 +899,8 @@ static int ljpeg_decode_rgb_scan(MJpegDecodeContext *s, int nb_components, int p for(mb_x = 0; mb_x < s->mb_width; mb_x++) { ptr[3*mb_x+2-c] = buffer[mb_x][i]; } + } else if(s->bits == 9) { + return AVERROR_PATCHWELCOME; } else { for(mb_x = 0; mb_x < s->mb_width; mb_x++) { ((uint16_t*)ptr)[3*mb_x+2-c] = buffer[mb_x][i];